| Name | Company Number | Date Appointed | Rating |
|---|
| Name | Company Number | Date Appointed | Date Resigned | Rating |
|---|---|---|---|---|
| Benevolent Fund of The Institution of Civil Engineers Nomine | 00249356 | 05/11/1991 | 03/11/1992 | Dissolved |
| Construction Industry Registers Ltd | 02516168 | 14/06/1994 | 12/06/1996 | Dissolved |
| Rennie,John,(1845) Construction Ltd | 02255254 | 30/10/1991 | 25/01/1994 | Dissolved |
| SWAN GROUP | 02288754 | 25/01/1994 | 24/07/1997 | Silver |
| THE CONSTRUCTION INDUSTRY COUNCIL | 02388396 | 21/09/1993 | 12/06/1997 | Bronze |
| THE COULTERSHAW TRUST | 04440464 | 16/05/2002 | 11/11/2019 | Gold |
| THE COULTERSHAW TRUST | 04440464 | 16/05/2002 | 11/11/2019 | Gold |
| THOMAS TELFORD (HOLDINGS) LIMITED | 01091299 | 01/08/1991 | 19/01/1994 | Dissolved |
| THOMAS TELFORD SERVICES LIMITED | 02374942 | 16/08/1991 | 19/01/1994 | Dissolved |